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The Wehrli Custom Fab S400 twin turbo kit for 2001–2004 Chevrolet 6.6L LB7 Duramax is a compound turbo system (turbos not included) designed to deliver significant power gains while retaining practical driveability. Capable of up to around 1000 RWHP depending on turbo and fuel system choices, the kit includes intake, intercooler piping, stainless oil feed and drain lines, a dry air filter with pre-cover, and durable mounting and plumbing hardware.
Wehrli 01-04 Chevrolet 6.6L LB7 Duramax S400 Twin Turbo Kit (No Turbo) - Bengal Blue
